US1500679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Calender
Assignee: Fisk Rubber Co
•
Filing: 1921-07-29
•
Granted: 1924-07-08
•
Expires: 1941-07-29
Abstract
No abstract record available.
Inventors
- 👤 Midgley Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:51
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/30; B29B7/58; B29B7/68; Y; Y10; Y10S; Y10S425/00; Y10S425/235
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-07-08 | 1928-01-07 | 1928-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-07-08 | 1932-01-07 | 1932-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-07-08 | 1936-01-07 | 1936-07-08 | $7700.00 | Window Closed / Lapsed |